Model: S2721DGFRegulatory model: S2721DGFt
Dell 27 Gaming Monitor-S2721DGFUser’s Guide
NOTE: A NOTE indicates important information that helps you make better use of your computer.
CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
Copyright © 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks
are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.
2020 – 07
Rev. A00
Contents
Safety instructions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
About your monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Package contents . . . . . . . . . . . . . . . . . . . . . . . . . 6Product features. . . . . . . . . . . . . . . . . . . . . . . . . . 8Identifying parts and controls. . . . . . . . . . . . . . . . . . . 9
Front view. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Back view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Bottom view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Monitor specifications. . . . . . . . . . . . . . . . . . . . . . 12Resolution specifications . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Preset display modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Physical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Environmental characteristics . . . . . . . . . . . . . . . . . . . . . . . . 16
Power management modes . . . . . . . . . . . . . . . . . . . . . . . . . 17
Pin assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Plug-and-Play . . . . . . . . . . . . . . . . . . . . . . . . . . 21LCD monitor quality and pixel policy . . . . . . . . . . . . . . 21Ergonomics . . . . . . . . . . . . . . . . . . . . . . . . . . . 22Handling and moving your display. . . . . . . . . . . . . . . . 24Maintenance guidelines . . . . . . . . . . . . . . . . . . . . . 25
Cleaning your monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Setting up the monitor . . . . . . . . . . . . . . . . . . . . . . . . . . 26Connecting the stand . . . . . . . . . . . . . . . . . . . . . . 26Using the tilt, swivel, and vertical extension . . . . . . . . . . 29
Contents | 3
4 | Contents
Tilt, swivel and vertical extension . . . . . . . . . . . . . . . . . . . . . .29
Rotating the Display . . . . . . . . . . . . . . . . . . . . . . . 29Configuring the display settings on your computer after rotation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30Connecting your monitor . . . . . . . . . . . . . . . . . . . . 31Organizing your cables . . . . . . . . . . . . . . . . . . . . . 33Securing your monitor using Kensington lock (optional) . . . 33Removing the monitor stand . . . . . . . . . . . . . . . . . . 34Wall mounting (Optional) . . . . . . . . . . . . . . . . . . . . 35Requirements to view or play HDR content. . . . . . . . . . . 36
Operating the monitor . . . . . . . . . . . . . . . . . . . . . . . . . . 37Power on the monitor . . . . . . . . . . . . . . . . . . . . . . 37Using the joystick control . . . . . . . . . . . . . . . . . . . . 37Using the rear-panel controls . . . . . . . . . . . . . . . . . . 38Using the On-Screen Display (OSD) Menu . . . . . . . . . . . 40
Accessing the menu system . . . . . . . . . . . . . . . . . . . . . . . . .40
OSD warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Locking the rear-panel control buttons . . . . . . . . . . . . . . . . . . .54
Setting the maximum resolution. . . . . . . . . . . . . . . . . . . . . . .55
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56Self-test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56Built-in diagnostics . . . . . . . . . . . . . . . . . . . . . . . 58Common Problems. . . . . . . . . . . . . . . . . . . . . . . . 59Product specific problems . . . . . . . . . . . . . . . . . . . 61Universal Serial Bus (USB) specific problems . . . . . . . . . 62
Appendix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63FCC notices (U.S. only) and other regulatory information . . . 63Contacting Dell . . . . . . . . . . . . . . . . . . . . . . . . . 63
Outline Dimension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Safety instructions | 5
Safety instructions WARNING: Use of controls, adjustments, or procedures other than those specified in this documentation may result in exposure to shock, electrical hazards, and/or mechanical hazards.
• Placethemonitoronasolidsurfaceandhandleitcarefully.Thescreenisfragileandcanbedamagedifdroppedorhitsharply.
• AlwaysbesurethatyourmonitoriselectricallyratedtooperatewiththeACpoweravailableinyourlocation.
• Keepthemonitorinroomtemperature.Excessivecoldorhotconditionscanhaveanadverseeffectontheliquidcrystalofthedisplay.
• Donotsubjectthemonitortoseverevibrationorhighimpactconditions.Forexample,donotplacethemonitorinsideacartrunk.
• Unplugthemonitorwhenitisgoingtobeleftunusedforanextendedperiodoftime.
• Toavoidelectricshock,donotattempttoremoveanycoverortouchtheinsideofthemonitor.
Forinformationonsafetyinstructions,seetheSafety,Environmental,andRegulatoryInformation(SERI).
6 | About your monitor
About your monitor
Package contents
Yourmonitorshipswiththecomponentsshowninthetablebelow.Ifanycomponentismissing,contactDell.Formoreinformation,seeContact Dell.
NOTE: Some components may be optional and may not ship with your monitor. Some features may not be available in certain countries.
Display
Standriser
Standbase
Powercable(variesbycountry)
USB3.0upstreamcable(enablestheUSBportsonthemonitor)
About your monitor | 7
DisplayPortcable(DisplayPorttoDisplayPort)
HDMIcable
•QuickSetupGuide
•Safety,Environmental,andRegulatoryInformation
8 | About your monitor
Product featuresTheDell S2721DGFmonitorhasanactivematrix,Thin-FilmTransistor(TFT),LiquidCrystalDisplay(LCD),andLEDbacklight.Themonitorfeaturesinclude:
• 68.47cm(27in.)viewablearea(Measureddiagonally)2560x1440(16:9)resolution,plusfull-screensupportforlowerresolutions.
• Wideviewingangleswith98%DCI-P3colorgamut.
• Tilt,swivel,pivotandverticalextensionadjustmentcapabilities.
• RemovablepedestalstandandVideoElectronicsStandardsAssociation(VESA™)100mmmountingholesforflexiblemountingsolutions.
• Ultra-thinbezelminimizesthebezelgapduringmulti-monitorusage,enablingeasiersetupwithanelegantviewingexperience.
• ExtensivedigitalconnectivitywithDPhelpsfuture-proofyourmonitor.
• Plugandplaycapabilityifsupportedbyyourcomputer.
• On-ScreenDisplay(OSD)adjustmentsforeaseofset-upandscreenoptimization.
• GameenhancedfeaturessuchasTimer,FrameRateCounterandDarkStabilizerinadditiontoenhancedgamemodessuchasFPS,MOBA/RTS,SPORTS,orRPG,and3additionalgamemodestopersonalizeyourpreferences.
• PowerandOSDbuttonslock.
• Securitylockslot.
• 0.3WstandbypowerwheninthesleepmodewithoutUSBcable.
• NVIDIA®G-SYNC®CompatibleCertifiedandsupportsAMDFreeSyncTMPremiumProTechnologyfortearfree,stutterfree,lowlatencygaming.
• VESADisplayHDR™400.
• PremiumPanelExchangeforpeaceofmind.
• Optimizeeyecomfortwithaflicker-freescreenandComfortViewfeaturewhichminimizesbluelightemission.
WARNING: The possible long-term effects of blue light emission from the monitor may cause damage to the eyes, including eye fatigue or digital eye strain. ComfortView feature is designed to reduce the amount of blue light emitted from the monitor to optimize eye comfort.
About your monitor | 9
Identifying parts and controls
Front view
1
Label Description Use1 PowerOn/Offbutton(withLED
indicator)Toturnthemonitoronoroff.
10 | About your monitor
Back view
7
12345
6
Label Description Use
1 VESAmountingholes(100mmx100mm-behindattachedVESAcover)
WallmountmonitorusingVESA-compatiblewallmountkit(100mmx100mm).
2 Regulatorylabel Liststheregulatoryapprovals.
3 Standreleasebutton Releasesstandfromthemonitor.
4 Joystick UseittocontroltheOSDmenu.
5 Functionbuttons Formoreinformation,seeOperating the Monitor.
6 Barcode,serialnumber,andServiceTaglabel
RefertothislabelifyouneedtocontactDellfortechnicalsupport.TheServiceTagisauniquealphanumericidentifierthatenablesDellservicetechnicianstoidentifythehardwarecomponentsinyourcomputerandaccesswarrantyinformation.
7 Cable-managementslot Usetoorganizecablesbyinsertingthemthroughtheslot.
About your monitor | 11
Bottom view
99
1 2 4 5 6 7 8
11
3
10
9
Label Description Use
1 Powerconnector Connectthepowercable(shippedwithyourmonitor).
2 Securitylockslot Securesmonitorwithsecuritycablelock(soldseparately).
3 HDMIport(HDMI1) ConnectyourcomputerwiththeHDMIcable(shippedwithyourmonitor).
4 HDMIport(HDMI2) ConnectyourcomputerwiththeHDMIcable(shippedwithyourmonitor).
5 DisplayPort ConnectyourcomputerwiththeDisplayPortcable.
6 Audioline-outport ConnectspeakerstoplaybackaudiothroughHDMIorDisplayPortaudiochannels.Onlytwo-channelaudioissupported.NOTE: Theaudioline-outportdoesnotsupportheadphones.
7 USBupstreamport ConnecttheUSBcablethatcomeswithyourmonitortothecomputer.Oncethiscableisconnected,youcanusetheUSBdownstreamconnectorsonthemonitor.
8, 9 USBdownstreamports(4)
ConnectyourUSBperipheralssuchasmouseandkeyboard.Portwith batteryiconsupportsBC1.2.
NOTE: Tousetheseports,youmustconnecttheUSBupstreamcable(shippedwithyourmonitor)betweenthemonitorandthecomputer.
10 Audioheadphoneport
Connectheadphonespeakers.
11 Standlock LockthestandtothemonitorusingaM3x6mmscrew(screwnotincluded).
12 | About your monitor
Monitor specificationsScreentype Activematrix-TFTLCD
PanelType In-planeswitchingTechnology
Aspectratio 16:9
Viewableimagedimensions
Diagonal 68.47cm(27in.)
ActiveArea
Horizontal 596.74mm(23.49in.)
Vertical 335.66mm(13.21in.)
Area 200301.7mm2(310.47in.2)
Pixelpitch 0.2331mmx0.2331mm
Pixelperinch(PPI) 109
ViewingangleHorizontal 178°(typical)Vertical 178°(typical)Brightness 400cd/m²(typical)
Contrastratio 1000to1(typical)
Displayscreencoating Anti-glaretreatmentofthefrontpolarizer(3H)hardcoating
Backlight LEDedgelightsystem
ResponseTime(GraytoGray)
4ms(Fastmode)3ms(SuperFastmode)1ms(Extrememode)NOTE:InExtrememode,slightartifactsmaybeencounteredduetooverdrivingforfastspeedandresponsiveness.UseSuperFast/Fastmodeforoptimalfrontofscreenexperienceandgameplay.
Colordepth 1.07billioncolors
Colorgamut* 98%DCI-P3
Connectivity •1xDisplayPort1.4(HDCP1.4/HDCP2.2)•2xHDMI2.0(HDCP1.4/HDCP2.2)•4xUSB3.0downstreamport•1xUSB3.0upstreamport•1xAudioline-outport(3.5mmjack)•1xAudioheadphoneport(3.5mmjack)
About your monitor | 13
Borderwidth(edgeofmonitortoactivearea)
Top
Left/Right
Bottom
7.42mm
7.43mm
20.33mm
Adjustability
Heightadjustablestand 130mm
Tilt -5°to21°
Swivel -45°to45°
Pivot -90°to90°
Cablemanagement Yes
DellDisplayManager(DDM)Compatibility
EasyArrangeandotherkeyfeatures
Security Securitylockslot(cablelocksoldseparately)
*Atpanelnativeonly,underCustomModepreset.
Resolution specifications
Resolution specifications HDMI DisplayPort
Horizontalscanrange 30kHzto230kHz 30kHzto250kHz
Verticalscanrange 48Hzto144Hz 48Hzto165Hz
Maximumpresetresolution 2560x1440at144Hz 2560x1440at165Hz
Videodisplaycapabilities(HDMI&DPalternatemode)
480i,480p,576i,576p,720p,1080i,1080p
14 | About your monitor
Preset display modes
Display mode Horizontal frequency (kHz)
Vertical frequency (Hz)
Pixel clock (MHz)
Sync polarity (Horizontal/Vertical)
VESA720x400 31.469 70.087 28.322 -/+
VESA640x480 31.469 59.94 25.175 -/-
VESA640x480 37.5 75 31.5 -/-
VESA800x600 37.879 60.317 40 +/+
VESA800x600 46.875 75 49.5 +/+
VESA1024x768 48.363 60.004 65 -/-
VESA1024x768 60.023 75.029 78.75 +/+
VESA1152x864 67.5 75 108 +/+
VESA1280x800 49.702 59.8 83.5 -/+
VESA1280x1024 64 60 108 +/+
VESA1280x1024 79.976 75.025 135 +/+
VESA1600x1200 75 60 162 -/+
VESA1680x1050 65.92 59.95 146.25 +/+
VESA1920x1080 67.5 60 148.5 -/+
VESA1920x1080 135 120 297 +/+
VESA1920x1200 74.56 59.89 193.25 -/+
VESA2048x1152 72 60 162 +/-
VESA2560x1080 66.66 60 185.581 +/-
VESA2560x1440 88.8 60 241.5 +/-
VESA2560x1440 182.996 120 497.75 +/-
VESA2560x1440 222.192 144 592 +/-
VESA2560x1440
(DisplayPort1.4only)
244.32 165 645 +/-
About your monitor | 15
Electrical specifications
Videoinputsignals •DigitalvideosignalforeachdifferentiallinePerdifferentiallineat100ohmimpedance
•DP/HDMIsignalinputsupportInputvoltage/frequency/current 100-240VAC/50or60Hz±3Hz/1.6A
(maximum)Inrushcurrent 120V:30A(Max.)
240V:60A(Max.)
Physical characteristics
Connectortype •OneDisplayPort
•TwoHDMI2.0ports
•Oneaudioline-outport
•Oneheadphoneport
•FourUSB3.0downstreamports
•OneUSB3.0upstreamport
Signalcabletype •DisplayPorttoDisplayPort1.8mcable
•HDMI1.8mcable
•USB3.01.8mcableDimensions(withstand)
Height(extended) 523.9mm(20.63in.)
Height(compressed) 393.9mm(15.51in.)
Width 611.6mm(24.08in.)
Depth 200.3mm(7.89in.)
Dimensions(withoutstand)
Height 363.6mm(14.31in.)
Width 611.6mm(24.08in.)
Depth 67.8mm(2.67in.)
Standdimensions
Height(extended) 416.9mm(16.41in.)
Height(compressed) 369.2mm(14.54in.)
Width 275.9mm(10.86in.)
Depth 200.3mm(7.89in.)
16 | About your monitor
Weight
Weightwithpackaging 9.7kg(21.4lb)
Weightwithstandassemblyandcables
7.0kg(15.4lb)
Weightwithoutstandassembly(ForwallmountorVESAmountconsiderations-nocables)
4.5kg(9.9lb)
Weightofstandassembly 2.1kg(4.6lb)
Environmental characteristics
CompliantStandards
•RoHSCompliant
•BFR/PVCFreemonitor(excludingexternalcables)
•Arsenic-FreeglassandMercury-Freeforthepanelonly
Temperature
Operating 0°Cto40°C(32°Fto104°F)
Non-operating –20°Cto60°C(–4°Fto140°F)
Humidity
Operating 10%to80%(non-condensing)
Non-operating 5%to90%(non-condensing)
Altitude
Operating 5,000m(16,404ft)(maximum)
Non-operating 12,192m(40,000ft)(maximum)
Thermaldissipation 307.09BTU/hour(maximum)
109.19BTU/hour(typical)
About your monitor | 17
Power management modes
IfyouhaveVESA’sDPM-compliantvideocardorsoftwareinstalledinyourPC,themonitorcanautomaticallyreduceitspowerconsumptionwhennotinuse.Thisisreferredtoaspowersavemode*.Ifthecomputerdetectsinputfromthekeyboard,mouse,orotherinputdevices,themonitorautomaticallyresumesfunctioning.Thefollowingtableshowsthepowerconsumptionandsignalingofthisautomaticpowersavingfeature.
VESA modes
Horizontal sync
Vertical sync
Video Power indicator
Power consumption
Normaloperation
Active Active Active White 90W(maximum)**32W(typical)
Active-offmode
Inactive Inactive Off White(Glowing)
Lessthan0.3W
Switchoff - - - Off Lessthan0.3W
PowerConsumptionPon 28.17W
TotalEnergyConsumption(TEC) 87.62kWh
TheOSDoperatesonlyinthenormaloperationmode.Ifyoupressanybuttonintheactive-offmode,thefollowingmessageisdisplayed:
Dell 27 Gaming Monitor
S2721DGF
No DP signal from your device.
Press any key on the keyboard or move the mouse or wake it up.
If there is no display, press the monitor button again to select the correct
input source.
*ZeropowerconsumptioninOFFmodecanonlybeachievedbydisconnectingtheACmainscablefromthemonitor.**Maximumpowerconsumptionwithmaximumluminance,andUSBactive.Thisdocumentisinformationalonlyandreflectslaboratoryperformance.Yourproductmayperformdifferently,dependingonthesoftware,componentsandperipheralsyouorderedandshallhavenoobligationtoupdatesuchinformation.Accordingly,thecustomershouldnotrelyuponthisinformationinmakingdecisionsaboutelectricaltolerancesorotherwise.Nowarrantyastoaccuracyorcompletenessisexpressedorimplied.ActivatethecomputerandthemonitortogainaccesstotheOSD.
NOTE:
Pon
: Power consumption of On Mode measured with reference to Energy Star test method.
18 | About your monitor
TEC: Total energy consumption in kWh measured with reference to Energy Star test method.
Pin assignments
DisplayPort
Pin number
20-pin side of the connected signal cable
Pin number
20-pin side of the connected signal cable
1 ML3(n) 11 GND
2 GND 12 ML0(p)
3 ML3(p) 13 CONFIG1
4 ML2(n) 14 CONFIG2
5 GND 15 AUXCH(p)
6 ML2(p) 16 GND
7 ML1(n) 17 AUXCH(n)
8 GND 18 HotPlugDetect
9 ML1(p) 19 Return
10 ML0(n) 20 DP_PWR
About your monitor | 19
HDMI port
Pin number
19-pin side of the connected signal cable
Pin number
19-pin side of the connected signal cable
1 TMDSDATA2+ 11 TMDSCLOCKSHIELD
2 TMDSDATA2SHIELD 12 TMDSCLOCK-
3 TMDSDATA2- 13 CEC
4 TMDSDATA1+ 14 Reserved(N.C.ondevice)
5 TMDSDATA1SHIELD 15 DDCCLOCK(SCL)
6 TMDSDATA1- 16 DDCDATA(SDA)
7 TMDSDATA0+ 17 DDC/CECGround
8 TMDSDATA0SHIELD 18 +5VPOWER
9 TMDSDATA0- 19 HOTPLUGDETECT
10 TMDSCLOCK+
20 | About your monitor
Universal Serial Bus (USB)
ThissectiongivesyouinformationabouttheUSBportsavailableonyourmonitor.
NOTE: Up to 2 A on USB downstream port (port with battery icon) with BC 1.2 compliance devices; up to 0.9 A on the other 2 USB downstream ports.
YourmonitorhasthefollowingUSBports:
• 1upstreamport
• 4downstream-4atbottom
PowerChargingPort-theportswith batteryiconsupportsfastcurrentchargingcapabilityifthedeviceisBC1.2compatible.
NOTE: The monitor’s USB ports work only when the monitor is on or in the power save mode. If you turn off the monitor and then turn it on, the attached peripherals may take a few seconds to resume normal functionality.
Transfer speed Data rate Maximum power consumption (each port)
SuperSpeed 5Gbps 4.5W
Hi-Speed 480Mbps 2.5W
Fullspeed 12Mbps 2.5W
About your monitor | 21
USB upstream port USB downstream port
Pin number Signal name Pin number Signal name
1 VBUS 1 VBUS
2 D- 2 D-
3 D+ 3 D+
4 GND 4 GND
5 StdB_SSTX- 5 StdA_SSRX-
6 StdB_SSTX+ 6 StdA_SSRX+
7 GND_DRAIN 7 GND_DRAIN
8 StdB_SSRX- 8 StdA_SSTX-
9 StdB_SSRX+ 9 StdA_SSTX+
Shell Shield Shell Shield
Plug-and-PlayYoucaninstallthemonitorinanyPlug-and-Play-compatiblesystem.Themonitorautomaticallyprovidesthecomputersystemwithitsextendeddisplayidentificationdata(EDID)usingdisplaydatachannel(DDC)protocolssothecomputercanconfigureitselfandoptimizethemonitorsettings.Mostmonitorinstallationsareautomatic;youcanselectdifferentsettingsifdesired.Formoreinformationaboutchangingthemonitorsettings,seeOperating the Monitor.
LCD monitor quality and pixel policyDuringtheLCDmonitormanufacturingprocess,itisnotuncommonforoneormorepixelstobecomefixedinanunchangingstatewhicharehardtoseeanddonotaffectthedisplayqualityorusability.FormoreinformationonLCDMonitorPixelPolicy,seeDellsupportsiteat:www.dell.com/pixelguidelines.
22 | About your monitor
Ergonomics CAUTION: Improper or prolonged usage of keyboard may result in injury.
CAUTION: Viewing the monitor screen for extended periods of time may result in eye strain.
Forcomfortandefficiency,observethefollowingguidelineswhensettingupandusingyourcomputerworkstation:
• Positionyourcomputersothatthemonitorandkeyboardaredirectlyinfrontofyouasyouwork.Specialshelvesarecommerciallyavailabletohelpyoucorrectlypositionyourkeyboard.
• Toreducetheriskofeyestrainandneck/arm/back/shoulderpainfromusingthemonitorforlongperiodsoftime,wesuggestyouto:1. Setthescreenabout20to28in.(50-70cm)fromyoureyes.2.Blinkfrequentlytomoistenorrewetyoureyeswhenworkingwiththemonitor.3. Takeregularandfrequentbreaksfor20minuteseverytwohours.4. Lookawayfromyourmonitorandgazeatadistantobjectat20feetawayforatleast20secondsduringthebreaks.
5.Performstretchestorelievetensionintheneck/arm/back/shouldersduringthebreaks.
• Makesurethatthemonitorscreenisateyelevelorslightlylowerwhenyouaresittinginfrontofthemonitor.
• Adjustthetiltofthemonitor,itscontrast,andbrightnesssettings.
• Adjusttheambientlightingaroundyou(suchasoverheadlights,desklamps,andthecurtainsorblindsonnearbywindows)tominimizereflectionsandglareonthemonitorscreen.
• Useachairthatprovidesgoodlower-backsupport.
• Keepyourforearmshorizontalwithyourwristsinaneutral,comfortablepositionwhileusingthekeyboardormouse.
• Alwaysleavespacetorestyourhandswhileusingthekeyboardormouse.
• Letyourupperarmsrestnaturallyonbothsides.
• Ensurethatyourfeetarerestingflatonthefloor.
• Whensitting,makesurethattheweightofyourlegsisonyourfeetandnotonthefrontportionofyourseat.Adjustyourchair’sheightoruseafootrestifnecessarytomaintainaproperposture.
• Varyyourworkactivities.Trytoorganizeyourworksothatyoudonothavetositandworkforextendedperiodsoftime.Trytostandorgetupandwalkaroundatregularintervals.
About your monitor | 23
• Keeptheareaunderyourdeskclearofobstructionsandcablesorpowercordsthatmayinterferewithcomfortableseatingorpresentapotentialtriphazard.
monitor screen at or below eye level
monitor and keyboard positioned directly in front of the user
feet at on the oor
wrists relaxed and at
24 | About your monitor
Handling and moving your displayToensurethemonitorishandledsafelywhenliftingormovingit,followtheguidelinesmentionedbelow:
• Beforemovingorliftingthemonitor,turnoffyourcomputerandthemonitor.
• Disconnectallcablesfromthemonitor.
• Placethemonitorintheoriginalboxwiththeoriginalpackingmaterials.
• Holdthebottomedgeandthesideofthemonitorfirmlywithoutapplyingexcessivepressurewhenliftingormovingthemonitor.
• Whenliftingormovingthemonitor,ensurethescreenisfacingawayfromyouanddonotpressonthedisplayareatoavoidanyscratchesordamage.
• Whentransportingthemonitor,avoidanysuddenshockorvibrationtoit.
About your monitor | 25
• Whenliftingormovingthemonitor,donotturnthemonitorupsidedownwhileholdingthestandbaseorstandriser.Thismayresultinaccidentaldamagetothemonitororcausepersonalinjury.
Maintenance guidelines
Cleaning your monitor
WARNING: Before cleaning the monitor, unplug the monitor power cable from the electrical outlet.
CAUTION: Read and follow the Safety Instructions before cleaning the monitor.
Forbestpractices,followtheseinstructionsinthelistbelowwhileunpacking,cleaning,orhandlingyourmonitor:
• Tocleanyouranti-staticscreen,lightlydampenasoft,cleanclothwithwater.Ifpossible,useaspecialscreen-cleaningtissueorsolutionsuitablefortheanti-staticcoating.Donotusebenzene,thinner,ammonia,abrasivecleaners,orcompressedair.
• Usealightly-dampened,softclothtocleanthemonitor.Avoidusingdetergentofanykindassomedetergentsleaveamilkyfilmonthemonitor.
• Ifyounoticewhitepowderwhenyouunpackyourmonitor,wipeitoffwithacloth.
• Handleyourmonitorwithcareasadarker-coloredmonitormaygetscratchedandshowwhitescuffmarksmorethanalighter-coloredmonitor.
• Tohelpmaintainthebestimagequalityonyourmonitor,useadynamicallychangingscreensaverandturnoffyourmonitorwhennotinuse.
26 | Setting up the monitor
Setting up the monitor
Connecting the stand NOTE: The stand riser and stand base are detached when the monitor is shipped from the factory.
NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are connecting a stand that you purchased from any other source, follow the set up instructions that were included with the stand.
To attach the monitor stand:1. Alignandplacethestandriseronthestandbase.2. Openthescrewhandleatthebottomofthestandbaseandturnitclockwisetosecurethestandassembly.
3. Closethescrewhandle.
3
1 2
Setting up the monitor | 27
4. OpentheprotectivecoveronthemonitortoaccesstheVESAslotonthemonitor.
5. Slidethetabsonthestandriserintotheslotsonthedisplaybackcoverandpressdownthestandassemblytosnapitintoplace.
28 | Setting up the monitor
6. Holdthestandriserandliftthemonitorcarefully,thenplaceitonaflatsurface.
NOTE: Hold the stand riser firmly when lifting the monitor to avoid any accidental damage.
7. Lifttheprotectivecoverfromthemonitor.
Setting up the monitor | 29
Using the tilt, swivel, and vertical extension The following instructions are applicable only for the stand that was shipped with your monitor. If you are connecting a stand that you purchased from any other source, follow the set up instructions that were included with the stand.
Tilt, swivel and vertical extension
Withthestandattachedtothemonitor,youcantiltthemonitorforthemostcomfortableviewingangle.
5°
45° 45°130 mm
21°
NOTE: The stand is detached when the monitor is shipped from the factory.
Rotating the DisplayBeforeyourotatethedisplay,extendthedisplayverticallyuntilthetopofthestandriserandthentiltthedisplaybackwardsuntilthemaximumtoavoidhittingthebottomedgeofthedisplay.
2
1 90° 90°
30 | Setting up the monitor
NOTE: To toggle the display setting on your Dell computer between landscape and portrait when rotating the display, download and install the latest graphics driver. To download, go to www.dell.com/support/drivers and search for the appropriate driver.
NOTE: When the display is in portrait mode, you may experience performance degradation when using graphic-intensive applications such as 3D gaming.
Configuring the display settings on your computer after rotationAfteryouhaverotatedthedisplay,completetheproceduregivenbelowtoconfigurethedisplaysettingsonyourcomputer.
NOTE: If you are using the monitor with a non-Dell computer, go to the graphics card manufacturer’s website or your computer manufacturer website for information on how to rotate the contents of your display.
To configure the Display Settings:
1. Right-clickontheDesktopandclickProperties.
2. SelecttheSettingstabandclickAdvanced.
3. IfyouhaveanAMDgraphicscard,selecttheRotationtabandsetthepreferredrotation.
4. IfyouhaveannVidiagraphicscard,clickthenVidiatab,intheleft-handcolumnselectNVRotate,andthenselectthepreferredrotation.
5. IfyouhaveanIntel®graphicscard,selecttheIntelgraphicstab,clickGraphic Properties,selecttheRotationtab,andthensetthepreferredrotation.
NOTE: If you do not see the rotation option or it is not working correctly, go to
www.dell.com/support and download the latest driver for your graphics card.
Setting up the monitor | 31
Connecting your monitor WARNING: Before you begin any of the procedures in this section, follow the Safety Instructions.
To connect your monitor to the computer:
1. Turnoffyourcomputer.
2. ConnecttheDisplayPortorHDMIcable,andtheUSBcablefromyourmonitortothecomputer.
3. Turnonyourmonitor.
4. SelectthecorrectinputsourcefromtheOSDMenuonyourmonitorandthenturnonyourcomputer.
NOTE: S2721DGF default setting is DisplayPort 1.4. A DisplayPort 1.1 Graphic card may not display normally. Please refer to “product specific problems – No image when using DP connection to the PC” to change default setting.
Connecting the HDMI cable
HDMI
HDMI
32 | Setting up the monitor
Connecting the DP cable
DP
DP
Connecting the USB cableUSB
USB
Setting up the monitor | 33
Organizing your cables
After attaching all necessary cables to your monitor and computer, (see Connect-ing Your Monitor for cable attachment) organize all cables as shown above.
Securing your monitor using Kensington lock (optional)Thesecuritylockslotislocatedatthebottomofthemonitor.(SeeSecurity lock slot)
FormoreinformationonusingtheKensingtonlock(purchasedseparately),seethedocumentationthatisshippedwiththelock.
SecureyourmonitortoatableusingtheKensingtonsecuritylock.
NOTE: The image is for the purpose of illustration only. Appearance of the lock may vary.
34 | Setting up the monitor
Removing the monitor stand CAUTION: To prevent scratches on the LCD screen when removing the stand, ensure that the monitor is placed on a soft, clean surface.
NOTE: The following instructions are applicable only for the stand that was shipped with your monitor. If you are connecting a stand that you purchased from any other source, follow the set up instructions that were included with the stand.
To remove the stand:
1. Placethemonitoronasoftclothorcushion.
2. Pressandholdthestand-releasebutton.
3. Liftthestandupandawayfromthemonitor.
2
3
Setting up the monitor | 35
Wall mounting (Optional)
NOTE: Use M4 x 10 mm screws to connect the monitor to the wall-mounting kit.
RefertotheinstructionsthatcomewiththeVESA-compatiblewallmountingkit.
1. Placethemonitoronasoftclothorcushiononastableflattable.
2. Removethestand.
3. UseaPhillipscrossheadscrewdrivertoremovethefourscrewssecuringtheplasticcover.
4. Attachthemountingbracketfromthewallmountingkittothemonitor.
5. Mountthemonitoronthewallasinstructedinthedocumentationthatshippedwiththewall-mountingkit.
NOTE: For use only with UL or CSA or GS-listed wall mount bracket with minimum weight/load bearing capacity of 18 kg (39.7 lb).
36 | Setting up the monitor
Requirements to view or play HDR contentThrough computer that supports HDR content
EnsurethatthegraphicscardusedisHDR-capable(HDMIversion2.0a/DP1.4/USBHDRcompliant),andalsoensurethatHDRgraphicsdriverisinstalled.HDR-capableplayerapplicationmustbeused,forexample,CyberlinkPowerDVD17,MicrosoftMovies&TVapp.
Forexample,DellXPS8910andAlienwareAuroraR5arebundledwiththefollowinggraphiccards.
DellGraphicsdriverwithHDRsupport
FordownloadingthelatestgraphicsdriverthatsupportsHDRplaybackonyourdesktoporlaptop,seeDellsupportsiteatwww.dell.com/support/monitors.
NVIDIA HDR-capableNVIDIAgraphicscardsincludeGTX1070,GTX1080,P5000,P6000,andsoon.
ForafullrangeofHDR-capableNVIDIAgraphicscards,seetheNVIDIAwebsitewww.nvidia.com.DriverthatsupportsFullScreenPlaybackmode(forexample,computergames,UltraBluRayplayers),HDRonWin10Redstone2OS:384.76orlater.
AMD HDR-capableAMDgraphicscardsincludeRX480,RX470,RX460,WX7100,WX5100,WX4100,andsoon.ForafullrangeofHDR-capableAMDgraphicscards,seewww.amd.com.ChecktheHDRdriversupportinformationanddownloadthelatestdriverfromwww.amd.com.
Intel(IntegratedGraphics)
HDR-capablesystem:CannonLakeorlaterSuitableHDRplayer:Windows10MoviesandTVapp
OSwithHDRsupport:Windows10Redstone3
DriverwithHDRsupport:FormoreinformationaboutthelatestHDRdrivers,seedownloadcenter.intel.com.
NOTE: HDR playback through OS, for example, playback of HDR in a window within desktop requires Windows 10 Redstone 2 or later with appropriate player applications like PowerDVD17. Playing back protected content requires appropriate DRM software and/or hardware like Microsoft PlayreadyTM. For HDR support information, see Microsoft website.
Operating the monitor | 37
Operating the monitor
Power on the monitorPressthe buttontoturnonthemonitor.
Using the joystick controlUsethejoystickcontrolontherearofthemonitortomakeOSDadjustments.
1. PressthejoystickbuttontolaunchtheOSDmainmenu.
2. Movethejoystickup/down/left/righttotogglebetweenoptions.
3. Pressthejoystickbuttonagaintoconfirmthesettingsandexit.
Joystick Description
• WhentheOSDmenuison,pressthebuttontoconfirmtheselectionorsavethesettings.
• WhentheOSDmenuisoff,pressthebuttontolaunchtheOSDmainmenu.SeeAccessing the menu system.
38 | Operating the monitor
• For2-way(rightandleft)directionalnavigation.
• Moverighttoenterthesubmenu.
• Movelefttoexitfromthesubmenu.
• Increases(right)ordecreases(left)theparametersofselectedmenuitem.
• For2-way(upanddown)directionalnavigation.
• Togglesbetweenthemenuitems.
• Increases(up)ordecreases(down)theparametersofselectedmenuitem.
Using the rear-panel controlsUsethecontrolbuttonsontherearofthemonitortoadjustthedisplaysettings.Asyouusethesebuttonstoadjustthesettings,anOSDshowsthenumericvaluesofeachfeatureastheychange.
1
2345
Thefollowingtabledescribestherear-panelbuttons:
Rear-panel button Description
1
Menu
UsethisMenubuttontolaunchtheon-screendisplay(OSD)andselecttheOSDmenu.
SeeAccessing the Menu System.
2
Exit
UsethisbuttontogobacktothemainmenuorexittheOSDmainmenu.
3
Shortcut key: Preset Modes
Usethisbuttontochoosefromalistofpresetcolor modes.
Operating the monitor | 39
Rear-panel button Description
4
Shortcut key: Dark Stabilizer
TodirectlyaccesstheDark Stabilizeradjustmentsliders.
5
Shortcut key:Brightness/Contrast
TodirectlyaccesstheBrightness/Contrastadjustmentsliders.
Whenyoupressanyofthesebuttons,theOSDStatusBarappearstoletyouknowthecurrentsettingsofsomeOSDfunctions.
Dell 27 Gaming Monitor
S2721DGF
Standard
Preset Modes
Desktop
Smart HDR
Super Fast
Response Time
0
Dark Stabilizer
40 | Operating the monitor
Using the On-Screen Display (OSD) Menu
Accessing the menu system
Icon Menu and Submenus
Description
Game Usethismenutopersonalizeyourvisualgameplayexperience.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
Hue
Saturation
Reset Game
Game Enhance Mode
Preset Modes
Response Time
AMD FreeSync Premium Pro
Dark Stabilizer
O�
Standard
Fast
On
0
Preset Modes Allowsyoutochoosefromalistofpresetcolormodes.Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
Hue
Saturation
Reset Game
Game Enhance Mode
Preset Modes
Response Time
AMD FreeSync Premium Pro
Dark Stabilizer
FPS
Standard
RPG
MOBA/RTS
SPORTS
Game 1
Game 2
Game 3
•Standard:Loadsthemonitor’sdefaultcolorsettings.Thisisthedefaultpresetmode.
•FPS: LoadscolorsettingsidealforFirst-PersonShootergames.
•MOBA/RTS: LoadscolorsettingsidealforMultiplayerOnlineBattleArena(MOBA)andReal-TimeStrategy(RTS)games.
•RPG:LoadscolorsettingsidealforRole-Playinggames.
•SPORTS:Loadscolorsettingsidealfor“SPORTS”games.
Operating the monitor | 41
Icon Menu and Submenus
Description
•Game 1/Game 2/Game 3: Allowsyoutocustomizethecolorsettingsforyourgamingneeds.
•ComfortView:Decreasesthelevelofbluelightemittedfromthescreentomakeviewingmorecomfortableforyoureyes.WARNING: The possible long-term effects of blue light emission from the monitor may cause personal injury such as digital eye strain, eye fatigue and damage to the eyes. Using monitor for extended periods of time may also cause pain in parts of body such as neck, arm, back and shoulder. For more information, see Ergonomics.
•Warm:Presentscolorsatlowercolortemperatures.Thescreenappearswarmerwithared/yellowtint.
•Cool: Presentscolorsathighercolortemperatures.Thescreenappearscoolerwithabluetint.
•Custom Color: Allowsyoutomanuallyadjustthecolorsettings.MovethejoysticktoadjusttheGain,Offset,Hue,andSaturationvaluesandcreateyourownpresetcolormode.
Game Enhance Mode
AdjustsGameEnhanceModetoOff,Timer,FrameRateorDisplayAlignment.
•Off: SelecttodisablethefunctionsunderGame Enhance Mode.
•Timer: Allowsyoutodisableorenablethetimerattheupperleftcornerofthedisplay.Thetimershowsthetimeelapsedsincethegamestarts.Selectanoptionfromthetime-intervallisttokeepyouawareoftheremainingtime.
•Frame Rate: SelectingOnallowsyoutodisplaythecurrentframespersecondwhenplayinggames.Thehighertherate,thesmootherthemotionappears.
•Display Alignment: Activatingthefunctionmayhelpensuretheperfectalignmentofthevideocontentsfrommultipledisplays.
AMD FreeSync Premium Pro
AllowsyoutosettheAMDFreeSyncPremiumProOnorOff.
42 | Operating the monitor
Icon Menu and Submenus
Description
Response Time AllowsyoutosettheResponse TimetoFast,Super Fast,orExtreme.
Dark Stabilizer Thefeatureimprovesthevisibilityinthedarkgamingscenarios.Thehigherthevalue(between0to3),thebettervisibilityindarkareaofthedisplayimage.
Hue Thisfeaturecanshiftthecolorofthevideoimagetogreenorpurple.Thisisusedtoadjustthedesiredflesh-tonecolor.
Usethejoysticktoadjustthehuefrom0to100.
Movethejoystickuptoincreasethegreenshadeofthevideoimage.
Movethejoystickdowntoincreasethepurpleshadeofthevideoimage.
NOTE:TheHueadjustmentisavailableonlywhenyouselectFPS,MOBA/RTS,SPORTS,orRPGpresetmode.
Saturation Thisfeaturecanadjustthecolorsaturationofthevideoimage.
Usethejoysticktoadjustthesaturationfrom0to100.
Movethejoystickuptoincreasethecolorfulappearanceofthevideoimage.
Movethejoystickdowntoincreasethemonochromeappearanceofthevideoimage.
NOTE:TheSaturationadjustmentisavailableonlywhenyouselectFPS, MOBA/RTS,SPORTS,or RPGpresetmode.
Reset Game ResetsallsettingsundertheGamemenutothefactorydefaults.
Operating the monitor | 43
Icon Menu and Submenus
Description
Brightness/Contrast
UsethismenutoactivateBrightness/Contrastadjustment.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
75 %75 %
Brightness Brightnessadjuststheluminanceofthebacklight
(minimum0;maximum100).
Movethejoystickuptoincreasebrightness.Movethejoystickdowntodecreasebrightness.
Contrast AdjusttheBrightnessfirst,andthenadjustContrastonlyiffurtheradjustmentisnecessary.MovethejoystickuptoincreasecontrastandMovethejoystickdowntodecreasecontrast(between0and100).
TheContrastfunctionadjuststhedegreeofdifferencebetweendarknessandlightnessonthemonitorscreen.
44 | Operating the monitor
Icon Menu and Submenus
Description
Input Source UsetheInput Sourcemenutoselectbetweendifferentvideoinputsthatareconnectedtoyourmonitor.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
HDMI 1
DP
Auto Select
HDMI 2
Reset Input Source
On
DP SelectDPinputwhenyouareusingtheDP
(DisplayPort)connector.Pressthejoystickbuttontoconfirmtheselection.
HDMI 1 SelecttheHDMI 1 orHDMI 2inputwhenyouareusingtheHDMIconnector.Pressthejoystickbuttontoconfirmtheselection.HDMI 2
Auto Select Turnonthefunctiontoallowthemonitortoautomaticallyscanforavailableinputsources.Pressthejoystickbuttontoconfirmtheselection.
Reset Input Source
ResetsallsettingsundertheInput Sourcemenutothefactorydefaults.
Operating the monitor | 45
Icon Menu and Submenus
Description
Display UsetheDisplaymenutoadjustimage.Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
Input Color Format
Aspect Ratio
Smart HDR
Sharpness
Reset Display
Desktop
50
RGB
Wide 16:9
Aspect Ratio AdjusttheimageratiotoWide 16:9,Auto Resize,4:3.
Input Color Format
Allowsyoutosetthevideoinputmodeto:
•RGB:Selectthisoptionifyourmonitorisconnectedtoacomputer(ormediaplayer)usingtheDPorHDMIcable.
•YPbPr:SelectthisoptionifyourmediaplayersupportsonlyYPbProutput.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
Input Color Format
Aspect Ratio
Smart HDR
Sharpness
Reset Display
YPbPr
RGB
Sharpness Makestheimagelooksharperorsofter.
Movethejoystickupanddowntoadjustthesharpnessfrom‘0’to‘100’.
46 | Operating the monitor
Icon Menu and Submenus
Description
Smart HDR MovethejoysticktoswitchtheSmartHDRfeaturebetweenDesktop,Movie HDR,Game HDR,DisplayHDR,andOff.
SmartHDR(HighDynamicRange)automaticallyenhancesthedisplayoutputbyadjustingthesettingsoptimallytoresemblelife-likevisuals.
•Desktop: Thisisthedefaultmode.Thismodeismoresuitableforgeneralusageofthemonitorwithadesktopcomputer.
•Movie HDR:UsethismodeduringplaybackofHDRvideocontenttoexpandthecontrastratio,brightness,andcolorpalette.Itmatchesthevideoqualitywithreallifevisuals.
•Game HDR:UsethismodewhenplayinggamesthatsupportHDRtoexpandthecontrastratio,brightness,andcolorpalette.Itmakesgamingexperiencemorerealisticasintendedbygamedevelopers.
•DisplayHDR:BestusedwithcontentthatcomplieswithDisplayHDRstandards.
•Off:DisablesSmartHDRfunction.
NOTE: ThepossiblepeakluminanceduringHDRmodeis400-nits(typical).TheactualvalueanddurationduringHDRplaybackmightvaryaccordinglytothevideocontent.
Reset Display ResetsallsettingsundertheDisplaymenutothefactorydefaults.
Operating the monitor | 47
Icon Menu and Submenus
Description
Audio Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
Reset Audio
Volume 50
Volume Allowsyoutosetthevolumelevelofheadphoneoutput.
Usethejoysticktoadjustthevolumelevelfrom0to100.
Reset Audio ResetsallsettingsundertheAudiomenutothefactorydefaults.
48 | Operating the monitor
Icon Menu and Submenus
Description
Menu SelectthisoptiontoadjustthesettingsoftheOSD,suchasthelanguagesoftheOSD,theamountoftimethemenuremainsonscreen,andsoon.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
Transparency
Language
Reset Menu
Timer
20
English
20s
Language SettheOSDdisplaytooneofeightlanguages.
(English,Spanish,French,German,BrazilianPortuguese,Russian,SimplifiedChinese,orJapanese).
Transparency Selectthisoptiontochangethemenutransparencybymovingthejoystickupordown(min.0/max.100).
Timer OSD Hold Time: SetsthelengthoftimetheOSDremainsactiveafteryoupressabutton.
Movethejoysticktoadjustthesliderin1-secondincrements,from5to60seconds.
Reset Menu ResetsallsettingsundertheResetmenutothefactorydefaults.
Operating the monitor | 49
Icon Menu and Submenus
Description
Personalize Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
Shortcut Key 2
Shortcut Key 1
Shortcut Key 3
Dark Stabilizer
Preset Modes
Brightness/Contrast
Power Button LED On During Active
USB O� During Standby
Lighting On
Reset Personalization
Shortcut key 1 SelectfromPreset Modes,Game Enhance Mode,AMD FreeSync Premium Pro,Dark Stabilizer,Brightness/Contrast,Input Source,Aspect Ratio,Smart HDR,Volumesetasshortcutkey.
Shortcut key 2
Shortcut key 3
Power Button LED
Allowsyoutosetthestateofthepowerlighttosaveenergy.
USB AllowsyoutosettheUSBOnDuringStandbyorOffDuringStandbytosaveenergy.
Lighting Allowsyoutoturnonorturnofflightsontherearofthemonitor.
ResetPersona-lization
ResetsallsettingsunderthePersonalizemenutothefactorypresetvalues.
50 | Operating the monitor
Icon Menu and Submenus
Description
Others SelectthisoptiontoadjusttheOSDsettingssuch astheDDC/CI,LCDconditioning,andsoon.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
DDC/CI
Display Info
LCD Conditioning
On
O�
Firmware M2T101
Service Tag ABCDEFG
Reset Others
Factory Reset
Display Info Displaysthemonitor’scurrentsettings.
DDC/CI DDC/CI (DisplayDataChannel/CommandInterface)allowsyourmonitorparameters(brightness,colorbalance,andetc.)tobeadjustableviathesoftwareonyourcomputer.YoucandisablethisfeaturebyselectingOff.Enablethisfeatureforbestuserexperienceandoptimumperformanceofyourmonitor.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
DDC/CI
Display Info
LCD Conditioning
On
O�
Firmware
Service Tag
Reset Others
Factory Reset
Operating the monitor | 51
Icon Menu and Submenus
Description
LCD Conditioning Helpsreduceminorcasesofimageretention.Dependingonthedegreeofimageretention,theprogrammaytakesometimetorun.YoucanenablethisfeaturebyselectingOn.
Dell 27 Gaming Monitor
S2721DGF
Menu
Personalize
Others
Brightness/Contrast
Game
Display
Input Source
Audio
DDC/CI
Display Info
LCD Conditioning On
O�Firmware
Service Tag
Reset Others
Factory Reset
Firmware Displaysthefirmwareversionofyourmonitor.
Service Tag DisplaystheServiceTag.TheServiceTagisauniquealphanumericidentifierthatallowsDelltoidentifytheproductspecificationsandaccesswarrantyinformation.
NOTE:TheServiceTagisalsoprintedonalabellocatedatthebackofthecover.
Reset Others ResetsallsettingsundertheOthersmenutothefactorydefaults.
Factory Reset Restoresallpresetvaluestothefactorydefaultsettings.
52 | Operating the monitor
OSD warning messages
Whenthemonitordoesnotsupportaparticularresolutionmode,youcanseethefollowingmessage:
Dell 27 Gaming Monitor
S2721DGF
The current input timing is not supported by the monitor display. Please
change your input timing to
listed timing as per the monitor specifications.
2560x1440, 60Hz or any other monitor
Thismeansthatthemonitorcannotsynchronizewiththesignalthatitisreceivingfromthecomputer.SeeMonitor SpecificationsfortheHorizontalandVerticalfrequencyrangesaddressablebythismonitor.Recommendedmodeis2560x1440.
YoucanseethefollowingmessagebeforetheDDC/CIfunctionisdisabled:
The function of adjusting display setting using PC application will be
disabled.
Do you wish to disable DDC/CI function?
Yes No
S2721DGF
Dell 27 Gaming Monitor
WhenthemonitorentersthePowerSavemode,thefollowingmessagewillappear:
S2721DGF
Entering Power Save Mode.
Dell 27 Gaming Monitor
ActivatethecomputerandwakeupthemonitortogainaccesstotheOSD.
Operating the monitor | 53
Ifyoupressanybuttonotherthanthepowerbutton,thefollowingmessageswillappeardependingontheselectedinput:
Dell 27 Gaming Monitor
S2721DGF
No DP signal from your device.
Press any key on the keyboard or move the mouse or wake it up.
If there is no display, press the monitor button again to select the correct
input source.
IfeitherDP,HDMI1andHDMI2inputisselectedandthecorrespondingcableisnotconnected,afloatingdialogboxasshownbelowappears.
S2721DGF
The display will go into Power Save Mode in 4 minutes.
www.dell.com/support/S2721DGF
No DP Cable
Dell 27 Gaming Monitor
or
S2721DGF
The display will go into Power Save Mode in 4 minutes.
www.dell.com/support/S2721DGF
No HDMI 1 Cable
Dell 27 Gaming Monitor
1
or
S2721DGF
The display will go into Power Save Mode in 4 minutes.
www.dell.com/support/S2721DGF
No HDMI 2 Cable
Dell 27 Gaming Monitor
2
54 | Operating the monitor
WhenyouselectOSDitemsofFactoryResetinOtherfeature,thefollowingmessagewillappear:
Dell 27 Gaming Monitor
Yes No
S2721DGF
Are you sure you want to reset to default settings?
SeeTroubleshootingformoreinformation.
Locking the rear-panel control buttons
Youcanlocktherear-panelcontrolbuttonstopreventaccesstotheOSDmenuand/orpowerbutton.
1
2345
To lock the button(s):
1. PressandholdButton 5forfourseconds,amenuappearsonthescreen.
2. Selectoneofthefollowingoptions:
• Menu Buttons:ChoosethisoptiontolockallOSDmenubuttonsexceptthePowerbutton.
• Power Button:ChoosethisoptiontolockonlythePowerbutton.
• Menu + Power Buttons:Choosethisoptiontolockallthebuttonsontherear-panelcontrol.
Tounlockthebutton(s),pressandholdButton 5forfoursecondsuntilamenuappearsonthescreen.SelecttheUnlock icon tounlockthebutton(s).
Operating the monitor | 55
Setting the maximum resolution
Tosetthemaximumresolutionforthemonitor:
InWindows7,Windows8orWindows8.1:
1. ForWindows8orWindows8.1only,selecttheDesktoptiletoswitchtoclassicdesktop.ForWindowsVistaandWindows7,skipthisstep.
2. Right-clickonthedesktopandclickScreen Resolution.
3. ClicktheDropdownlistoftheScreen Resolutionandselect2560 x 1440.
4. ClickOK.
InWindows10:
1. Right-clickonthedesktopandclickDisplay Settings.
2. ClickAdvanced display settings.
3. ClickthedropdownlistofResolutionandselect2560 x 1440.
4. ClickApply.
Ifyoudonotsee2560 x 1440asanoption,youmayneedtoupdateyourgraphicsdriver.Dependingonyourcomputer,completeoneofthefollowingprocedures:
IfyouhaveaDelldesktoporportablecomputer:
• Gotohttp://www.dell.com/support,enteryourservicetag,anddownloadthelatestdriverforyourgraphicscard.
If you are using a non-Dell computer (laptop or desktop):
• Gotoyourcomputermanufacturer’ssupportwebsiteanddownloadthelatestgraphicdrivers.
• Gotoyourgraphicscardmanufacturer’swebsiteanddownloadthelatestgraphicdrivers.
56 | Troubleshooting
Troubleshooting WARNING: Before you begin any of the procedures in this section, follow the Safety Instructions.
Self-testYourmonitorprovidesaself-testfeaturethatallowsyoutocheckwhetheryourmonitorisfunctioningproperly.Ifyourmonitorandcomputerareproperlyconnectedbutthemonitorscreenremainsdark,runthemonitorself-testbyperformingthefollowingsteps:
1. Turnoffbothyourcomputerandthemonitor.2. Unplugthevideocablefromthebackofthecomputer.ToensureproperSelf-Testoperation,removealldigitalandtheanalogcablesfromthebackofcomputer.
3. Turnonthemonitor.
Thefloatingdialogboxshouldappearon-screen(againstablackbackground),ifthemonitorcannotsenseavideosignalandisworkingcorrectly.Whileinself-testmode,thepowerLEDremainswhite.Also,dependingupontheselectedinput,oneofthedialogsshownbelowwillcontinuouslyscrollthroughthescreen.
S2721DGF
The display will go into Power Save Mode in 4 minutes.
www.dell.com/support/S2721DGF
No DP Cable
Dell 27 Gaming Monitor
or
S2721DGF
The display will go into Power Save Mode in 4 minutes.
www.dell.com/support/S2721DGF
No HDMI 1 Cable
Dell 27 Gaming Monitor
1
or
Troubleshooting | 57
S2721DGF
The display will go into Power Save Mode in 4 minutes.
www.dell.com/support/S2721DGF
No HDMI 2 Cable
Dell 27 Gaming Monitor
2
4. Thisboxalsoappearsduringnormalsystemoperationifthevideocablebecomesdisconnectedordamaged.
5. Turnoffyourmonitorandreconnectthevideocable;thenturnonbothyourcomputerandthemonitor.
Ifyourmonitorscreenremainsblankafteryouusethepreviousprocedure,checkyourvideocontrollerandcomputer,becauseyourmonitorisfunctioningproperly.
58 | Troubleshooting
Built-in diagnosticsYourmonitorhasabuilt-indiagnostictoolthathelpsyoudetermineifthescreenabnormalityyouareexperiencingisaninherentproblemwithyourmonitor,orwithyourcomputerandvideocard.
1
2345
To run the built-in diagnostics:
1. Ensurethatthescreenisclean(nodustparticlesonthesurfaceofthescreen).
2. PressandholdButton5forfoursecondsuntilamenuappearsonthescreen.
3. Usingthejoystickcontrol,highlighttheDiagnostics optionandpressthejoystickbuttontostartthediagnostics.Agrayscreenisdisplayed.
4. Observeifthescreenhasanydefectsorabnormalities.
5. Togglethejoystickonceagainuntilaredscreenisdisplayed.
6. Observeifthescreenhasanydefectsorabnormalities.
7. Repeatsteps5and6untilthescreendisplaysgreen,blue,black,andwhitecolors.Noteanyabnormalitiesordefects.
Thetestiscompletewhenatextscreenisdisplayed.Toexit,togglethejoystickcontrolagain.
Ifyoudonotdetectanyscreenabnormalitiesuponusingthebuilt-indiagnostictool,themonitorisfunctioningproperly.Checkthevideocardandcomputer.
Troubleshooting | 59
Common ProblemsThefollowingtablecontainsgeneralinformationaboutcommonmonitorproblemsyoumightencounterandthepossiblesolutions:
Common Symptoms
What You Experience
Possible Solutions
NoVideo/PowerLEDoff
Nopicture •Ensurethatthevideocableconnectingthemonitorandthecomputerisproperlyconnectedandsecure.•Verifythatthepoweroutletisfunctioningproperlyusinganyotherelectricalequipment.•Ensurethatthepowerbuttonisdepressedfully.•EnsurethatthecorrectinputsourceisselectedintheInput Sourcemenu.
NoVideo/PowerLEDon
Nopictureornobrightness
•IncreasebrightnessandcontrastcontrolsviaOSD.•Performmonitorself-testfeaturecheck.•Checkforbentorbrokenpinsinthevideocableconnector.•Runthebuilt-indiagnostics.•EnsurethatthecorrectinputsourceisselectedintheInput Sourcemenu.
MissingPixels LCDscreenhasspots
•Cyclepoweron-off.•PixelthatispermanentlyoffisanaturaldefectthatcanoccurinLCDtechnology.•FormoreinformationonDellMonitorQualityandPixelPolicy,seeDellSupportsiteat:www.dell.com/pixelguidelines.
Stuck-onPixels LCDscreenhasbrightspots
•CyclepowerOn-Off.•PixelthatispermanentlyoffisanaturaldefectthatcanoccurinLCDtechnology.•FormoreinformationonDellMonitorQualityandPixelPolicy,seeDellSupportsiteat:www.dell.com/pixelguidelines.
BrightnessProblems
Picturetoodimortoobright
•Resetthemonitortofactorysettings.•AdjustbrightnessandcontrastcontrolsviaOSD.
SafetyRelatedIssues
Visiblesignsofsmokeorsparks
•Donotperformanytroubleshootingsteps.•ContactDellimmediately.
60 | Troubleshooting
Common Symptoms
What You Experience
Possible Solutions
IntermittentProblems
Monitormalfunctionson&off
•Ensurethatthevideocableconnectingthemonitortothecomputerisconnectedproperlyandissecure.•Resetthemonitortofactorysettings.•Performmonitorself-testfeaturechecktodetermineiftheintermittentproblemoccursinself-testmode.
HDRProblems CannotsetGFXsolutionintoHDRmodeafterswitchingintoDesktop/MovieHDR/GameHDR/DisplayHDRPresets
•EnsureyourcomputerorgraphicssolutionmeetstheminimumrequirementforHDRplaybackandinstallthelatestsoftwaredriversforthegraphicscard.•EnsurethattheHDMI2.0cablethatcomeswiththepackageisused.•Iftheabovestepsfail,choosetheresolution2560x1440fromtheDisplayPropertiestoforcetheproperHDRsignaling.
MissingColor Picturemissingcolor
•Performmonitorself-test.•Ensurethatthevideocableconnectingthemonitortothecomputerisconnectedproperlyandissecure.•Checkforbentorbrokenpinsinthevideocableconnector.
WrongColor Picturecolornotgood
•ChangethesettingsofthePresetModesintheColormenuOSDdependingontheapplication.•AdjustR/G/BvalueunderCustomColorinColormenuOSD.•ChangetheInputColorFormattoPCRGBorYPbPrintheColormenuOSD.•Runthebuilt-indiagnostics.
Imageretentionfromastaticimageleftonthemonitorforalongperiodoftime
Faintshadowfromthestaticimagedisplayedappearsonthescreen
•UsethePowerManagementfeaturetoturnoffthemonitoratalltimeswhennotinuse(formoreinformation,seePower Management Modes).•Alternatively,useadynamicallychangingscreensaver.
Troubleshooting | 61
Product specific problems
Problem What you experience
Possible solutions
Screenimageistoosmall
Imageiscenteredonscreen,butdoesnotfillentireviewingarea
•ChecktheAspectRatiosettingintheDisplaymenuOSD.•Resetthemonitortofactorysettings.
Cannotadjustthemonitorwiththebuttonsonthefrontpanel
OSDdoesnotappearonthescreen
•Turnoffthemonitor,unplugthemonitorpowercable,plugitback,andthenturnonthemonitor.
NoInputSignalwhenusercontrolsarepressed
Nopicture,theLEDlightiswhite
•Checkthesignalsource.Ensurethecomputerisnotinthepowersavingmodebymovingthemouseorpressinganykeyonthekeyboard.•Checkwhetherthesignalcableispluggedinproperly.Connectthesignalcableagain,ifnecessary.•Resetthecomputerorvideoplayer.
Thepicturedoesnotfilltheentirescreen
Thepicturecannotfilltheheightorwidthofthescreen
•Duetodifferentvideoformats(aspectratio)ofDVDs,themonitormaydisplayinfullscreen.•Runthebuilt-indiagnostics.
NoimagewhenusingDPconnectiontothePC
Blackscreen •VerifywhichDPstandard(DP1.1aorDP1.4)isyourGraphicsCardcertifiedto.Downloadandinstallthelatestgraphicscarddriver.•SomeDP1.1agraphicscardcannotsupportDP1.4monitors.GotoOSDmenu,underInputSourceselection,pressandholdDPselectjoystickkeyfor8sectochangethemonitorsettingfromDP1.4toDP1.1a.
62 | Troubleshooting
Universal Serial Bus (USB) specific problems
Specific Symptoms
What You Experience
Possible Solutions
USBinterfaceisnotworking
USBperipheralsarenotworking
•CheckthatyourdisplayisturnedON.•Reconnecttheupstreamcabletoyourcomputer.•ReconnecttheUSBperipherals(downstreamconnector).•Turnoffthemonitorandturnitonagain.•Rebootthecomputer.•CertainUSBdevicessuchasportableharddrivesrequirehigherpowersource;connectthedrivetothecomputerdirectly.
SuperSpeedUSB3.0interfaceisslow.
SuperSpeedUSB3.0peripheralsworkingslowlyornotworkingatall
•CheckthatyourcomputerisUSB3.0-capable.•SomecomputershaveUSB3.0,USB2.0,andUSB1.1ports.EnsurethatthecorrectUSBportisused.•Reconnecttheupstreamcabletoyourcomputer.•ReconnecttheUSBperipherals(downstreamconnector).•Rebootthecomputer.
WirelessUSBperipheralsstopworkingwhenaUSB3.0deviceispluggedin
WirelessUSBperipheralsrespondingslowlyoronlyworkingasthedistancebetweenitselfanditsreceiverdecreases
•IncreasethedistancebetweentheUSB3.0peripheralsandthewirelessUSBreceiver.•PositionyourwirelessUSBreceiverascloseaspossibletothewirelessUSBperipherals.•UseaUSB-extendercabletopositionthewirelessUSBreceiverasfarawayaspossiblefromtheUSB3.0port.
USBisnotworking
NoUSBfunctionalities
RefertoinputsourceandUSBpairingtable.
Appendix | 63
AppendixFCC notices (U.S. only) and other regulatory informationForFCCnoticesandotherregulatoryinformation,seetheregulatorycompliancewebsitelocatedatwww.dell.com/regulatory_compliance.
Contacting Dell NOTE: If you do not have an active Internet connection, you can find
contact information on your purchase invoice, packing slip, bill, or Dell product catalog.
Dellprovidesseveralonlineandtelephone-basedsupportandserviceoptions.Availabilityvariesbycountryandproduct,andsomeservicesmaynotbeavailableinyourarea.
To get online Monitor support content:
Seewww.dell.com/support/monitors.
To contact Dell for sales, technical support, or customer service issues:
1. Gotowww.dell.com/support.
2. VerifyyourcountryorregionintheChooseACountry/Regiondrop-downmenuatthebottom-rightcornerofthepage.
3. ClickContactUsnexttothecountrydropdown.
4. Selecttheappropriateserviceorsupportlinkbasedonyourneed.
5. ChoosethemethodofcontactingDellthatisconvenientforyou.
D
C
A
B
4321
D
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B
A
4321
S2721DGF Outline DimensionUnit :mm(inch)Dimension :NominalDrawing : Not to scale
Tilt
Z=0
Z=50.6 (1.99)
Z=51.6(2.03)
M4x10 (4x)
100
[3.9
]
122
[4.8
]
Swivel45Sw
ivel
45
175
.25
[6.9
]
611.6[24.1]
596.74[23.5]
7.43[0.3]
7.43[0.3]
363.
55
[14
.3]
335
.66
[13.
2]
7.4
2[0
.3]
20
.47
[0.8
]
Pivot90Pivot9
0
200.29[7.9]46.56
[1.8] 213.9[8.4]
130
[5.1
]
5 21
218.43[8.6]
42.03[1.7]
25
.9[1
]
369.
19[1
4.5
]
4.53[0.2]
416
.9[1
6.4
]
655
.4[2
5.8
]
43
.8[1
.7]
160
.44
[6.3
]5
23
.85
[20
.6]
54
1.8
4[2
1.3
]
38
.54
[1.5
]3
93
.93
[15
.5]
34
8.1
7[1
3.7
]
218
.6[8
.6]
275.9[10.9]
67.
84
[2.7
]
19.0
6[0
.8]
Outline Dimension